/*
 * JQuery zTree core v3.5.32
 * http://treejs.cn/
 *
 * Copyright (c) 2010 Hunter.z
 *
 * Licensed same as jquery - MIT License
 * http://www.opensource.org/licenses/mit-license.php
 *
 * email: hunter.z@263.net
 * Date: 2018-01-06
 */
(function ($) {
  var settings = {}, roots = {}, caches = {},
      //default consts of core
      _consts = {
        className: {
          BUTTON: "button",
          LEVEL: "level",
          ICO_LOADING: "ico_loading",
          SWITCH: "switch",
          NAME: 'node_name'
        },
        event: {
          NODECREATED: "ztree_nodeCreated",
          CLICK: "ztree_click",
          EXPAND: "ztree_expand",
          COLLAPSE: "ztree_collapse",
          ASYNC_SUCCESS: "ztree_async_success",
          ASYNC_ERROR: "ztree_async_error",
          REMOVE: "ztree_remove",
          SELECTED: "ztree_selected",
          UNSELECTED: "ztree_unselected"
        },
        id: {
          A: "_a",
          ICON: "_ico",
          SPAN: "_span",
          SWITCH: "_switch",
          UL: "_ul"
        },
        line: {
          ROOT: "root",
          ROOTS: "roots",
          CENTER: "center",
          BOTTOM: "bottom",
          NOLINE: "noline",
          LINE: "line"
        },
        folder: {
          OPEN: "open",
          CLOSE: "close",
          DOCU: "docu",
          OPEN2: "open2",
          CLOSE2: "close2"
        },
        node: {
          CURSELECTED: "curSelectedNode"
        }
      },
      //default setting of core
      _setting = {
        treeId: "",
        treeObj: null,
        view: {
          addDiyDom: null,
          autoCancelSelected: true,
          dblClickExpand: true,
          expandSpeed: "fast",
          fontCss: {},
          nameIsHTML: false,
          selectedMulti: true,
          showIcon: true,
          showLine: true,
          showTitle: true,
          txtSelectedEnable: false
        },
        data: {
          key: {
            isParent: "isParent",
            children: "children",
            name: "name",
            title: "",
            url: "url",
            icon: "icon"
          },
          simpleData: {
            enable: false,
            idKey: "id",
            pIdKey: "pId",
            rootPId: null
          },
          keep: {
            parent: false,
            leaf: false
          }
        },
        async: {
          enable: false,
          contentType: "application/x-www-form-urlencoded",
          type: "post",
          dataType: "text",
          url: "",
          autoParam: [],
          otherParam: [],
          dataFilter: null
        },
        callback: {
          beforeAsync: null,
          beforeClick: null,
          beforeDblClick: null,
          beforeRightClick: null,
          beforeMouseDown: null,
          beforeMouseUp: null,
          beforeExpand: null,
          beforeCollapse: null,
          beforeRemove: null,

          onAsyncError: null,
          onAsyncSuccess: null,
          onNodeCreated: null,
          onClick: null,
          onDblClick: null,
          onRightClick: null,
          onMouseDown: null,
          onMouseUp: null,
          onExpand: null,
          onCollapse: null,
          onRemove: null
        }
      },
      //default root of core
      //zTree use root to save full data
      _initRoot = function (setting) {
        var r = data.getRoot(setting);
        if (!r) {
          r = {};
          data.setRoot(setting, r);
        }
        data.nodeChildren(setting, r, []);
        r.expandTriggerFlag = false;
        r.curSelectedList = [];
        r.noSelection = true;
        r.createdNodes = [];
        r.zId = 0;
        r._ver = (new Date()).getTime();
      },
      //default cache of core
      _initCache = function (setting) {
        var c = data.getCache(setting);
        if (!c) {
          c = {};
          data.setCache(setting, c);
        }
        c.nodes = [];
        c.doms = [];
      },
      //default bindEvent of core
      _bindEvent = function (setting) {
        var o = setting.treeObj,
            c = consts.event;
        o.bind(c.NODECREATED, function (event, treeId, node) {
          tools.apply(setting.callback.onNodeCreated, [event, treeId, node]);
        });

        o.bind(c.CLICK, function (event, srcEvent, treeId, node, clickFlag) {
          tools.apply(setting.callback.onClick, [srcEvent, treeId, node, clickFlag]);
        });

        o.bind(c.EXPAND, function (event, treeId, node) {
          tools.apply(setting.callback.onExpand, [event, treeId, node]);
        });

        o.bind(c.COLLAPSE, function (event, treeId, node) {
          tools.apply(setting.callback.onCollapse, [event, treeId, node]);
        });

        o.bind(c.ASYNC_SUCCESS, function (event, treeId, node, msg) {
          tools.apply(setting.callback.onAsyncSuccess, [event, treeId, node, msg]);
        });

        o.bind(c.ASYNC_ERROR, function (event, treeId, node, XMLHttpRequest, textStatus, errorThrown) {
          tools.apply(setting.callback.onAsyncError, [event, treeId, node, XMLHttpRequest, textStatus, errorThrown]);
        });

        o.bind(c.REMOVE, function (event, treeId, treeNode) {
          tools.apply(setting.callback.onRemove, [event, treeId, treeNode]);
        });

        o.bind(c.SELECTED, function (event, treeId, node) {
          tools.apply(setting.callback.onSelected, [treeId, node]);
        });
        o.bind(c.UNSELECTED, function (event, treeId, node) {
          tools.apply(setting.callback.onUnSelected, [treeId, node]);
        });
      },
      _unbindEvent = function (setting) {
        var o = setting.treeObj,
            c = consts.event;
        o.unbind(c.NODECREATED)
            .unbind(c.CLICK)
            .unbind(c.EXPAND)
            .unbind(c.COLLAPSE)
            .unbind(c.ASYNC_SUCCESS)
            .unbind(c.ASYNC_ERROR)
            .unbind(c.REMOVE)
            .unbind(c.SELECTED)
            .unbind(c.UNSELECTED);
      },
      //default event proxy of core
      _eventProxy = function (event) {
        var target = event.target,
            setting = data.getSetting(event.data.treeId),
            tId = "", node = null,
            nodeEventType = "", treeEventType = "",
            nodeEventCallback = null, treeEventCallback = null,
            tmp = null;

        if (tools.eqs(event.type, "mousedown")) {
          treeEventType = "mousedown";
        } else if (tools.eqs(event.type, "mouseup")) {
          treeEventType = "mouseup";
        } else if (tools.eqs(event.type, "contextmenu")) {
          treeEventType = "contextmenu";
        } else if (tools.eqs(event.type, "click")) {
          if (tools.eqs(target.tagName, "span") && target.getAttribute("treeNode" + consts.id.SWITCH) !== null) {
            tId = tools.getNodeMainDom(target).id;
            nodeEventType = "switchNode";
          } else {
            tmp = tools.getMDom(setting, target, [{tagName: "a", attrName: "treeNode" + consts.id.A}]);
            if (tmp) {
              tId = tools.getNodeMainDom(tmp).id;
              nodeEventType = "clickNode";
            }
          }
        } else if (tools.eqs(event.type, "dblclick")) {
          treeEventType = "dblclick";
          tmp = tools.getMDom(setting, target, [{tagName: "a", attrName: "treeNode" + consts.id.A}]);
          if (tmp) {
            tId = tools.getNodeMainDom(tmp).id;
            nodeEventType = "switchNode";
          }
        }
        if (treeEventType.length > 0 && tId.length == 0) {
          tmp = tools.getMDom(setting, target, [{tagName: "a", attrName: "treeNode" + consts.id.A}]);
          if (tmp) {
            tId = tools.getNodeMainDom(tmp).id;
          }
        }
        // event to node
        if (tId.length > 0) {
          node = data.getNodeCache(setting, tId);
          switch (nodeEventType) {
            case "switchNode" :
              var isParent = data.nodeIsParent(setting, node);
              if (!isParent) {
                nodeEventType = "";
              } else if (tools.eqs(event.type, "click")
                  || (tools.eqs(event.type, "dblclick") && tools.apply(setting.view.dblClickExpand, [setting.treeId, node], setting.view.dblClickExpand))) {
                nodeEventCallback = handler.onSwitchNode;
              } else {
                nodeEventType = "";
              }
              break;
            case "clickNode" :
              nodeEventCallback = handler.onClickNode;
              break;
          }
        }
        // event to zTree
        switch (treeEventType) {
          case "mousedown" :
            treeEventCallback = handler.onZTreeMousedown;
            break;
          case "mouseup" :
            treeEventCallback = handler.onZTreeMouseup;
            break;
          case "dblclick" :
            treeEventCallback = handler.onZTreeDblclick;
            break;
          case "contextmenu" :
            treeEventCallback = handler.onZTreeContextmenu;
            break;
        }
        var proxyResult = {
          stop: false,
          node: node,
          nodeEventType: nodeEventType,
          nodeEventCallback: nodeEventCallback,
          treeEventType: treeEventType,
          treeEventCallback: treeEventCallback
        };
        return proxyResult
      },
      //default init node of core
      _initNode = function (setting, level, n, parentNode, isFirstNode, isLastNode, openFlag) {
        if (!n) return;
        var r = data.getRoot(setting),
            children = data.nodeChildren(setting, n);
        n.level = level;
        n.tId = setting.treeId + "_" + (++r.zId);
        n.parentTId = parentNode ? parentNode.tId : null;
        n.open = (typeof n.open == "string") ? tools.eqs(n.open, "true") : !!n.open;
        var isParent = data.nodeIsParent(setting, n);
        if (tools.isArray(children) &&
            !(isParent === false || (typeof isParent == "string" && tools.eqs(isParent, "false")))) {
          data.nodeIsParent(setting, n, true);
          n.zAsync = true;
        } else {
          isParent = data.nodeIsParent(setting, n, isParent);
          n.open = (isParent && !setting.async.enable) ? n.open : false;
          n.zAsync = !isParent;
        }
        n.isFirstNode = isFirstNode;
        n.isLastNode = isLastNode;
        n.getParentNode = function () {
          return data.getNodeCache(setting, n.parentTId);
        };
        n.getPreNode = function () {
          return data.getPreNode(setting, n);
        };
        n.getNextNode = function () {
          return data.getNextNode(setting, n);
        };
        n.getIndex = function () {
          return data.getNodeIndex(setting, n);
        };
        n.getPath = function () {
          return data.getNodePath(setting, n);
        };
        n.isAjaxing = false;
        data.fixPIdKeyValue(setting, n);
      },
      _init = {
        bind: [_bindEvent],
        unbind: [_unbindEvent],
        caches: [_initCache],
        nodes: [_initNode],
        proxys: [_eventProxy],
        roots: [_initRoot],
        beforeA: [],
        afterA: [],
        innerBeforeA: [],
        innerAfterA: [],
        zTreeTools: []
      },
      //method of operate data
      data = {
        addNodeCache: function (setting, node) {
          data.getCache(setting).nodes[data.getNodeCacheId(node.tId)] = node;
        },
        getNodeCacheId: function (tId) {
          return tId.substring(tId.lastIndexOf("_") + 1);
        },
        addAfterA: function (afterA) {
          _init.afterA.push(afterA);
        },
        addBeforeA: function (beforeA) {
          _init.beforeA.push(beforeA);
        },
        addInnerAfterA: function (innerAfterA) {
          _init.innerAfterA.push(innerAfterA);
        },
        addInnerBeforeA: function (innerBeforeA) {
          _init.innerBeforeA.push(innerBeforeA);
        },
        addInitBind: function (bindEvent) {
          _init.bind.push(bindEvent);
        },
        addInitUnBind: function (unbindEvent) {
          _init.unbind.push(unbindEvent);
        },
        addInitCache: function (initCache) {
          _init.caches.push(initCache);
        },
        addInitNode: function (initNode) {
          _init.nodes.push(initNode);
        },
        addInitProxy: function (initProxy, isFirst) {
          if (!!isFirst) {
            _init.proxys.splice(0, 0, initProxy);
          } else {
            _init.proxys.push(initProxy);
          }
        },
        addInitRoot: function (initRoot) {
          _init.roots.push(initRoot);
        },
        addNodesData: function (setting, parentNode, index, nodes) {
          var children = data.nodeChildren(setting, parentNode), params;
          if (!children) {
            children = data.nodeChildren(setting, parentNode, []);
            index = -1;
          } else if (index >= children.length) {
            index = -1;
          }

          if (children.length > 0 && index === 0) {
            children[0].isFirstNode = false;
            view.setNodeLineIcos(setting, children[0]);
          } else if (children.length > 0 && index < 0) {
            children[children.length - 1].isLastNode = false;
            view.setNodeLineIcos(setting, children[children.length - 1]);
          }
          data.nodeIsParent(setting, parentNode, true);

          if (index < 0) {
            data.nodeChildren(setting, parentNode, children.concat(nodes));
          } else {
            params = [index, 0].concat(nodes);
            children.splice.apply(children, params);
          }
        },
        addSelectedNode: function (setting, node) {
          var root = data.getRoot(setting);
          if (!data.isSelectedNode(setting, node)) {
            root.curSelectedList.push(node);
          }
        },
        addCreatedNode: function (setting, node) {
          if (!!setting.callback.onNodeCreated || !!setting.view.addDiyDom) {
            var root = data.getRoot(setting);
            root.createdNodes.push(node);
          }
        },
        addZTreeTools: function (zTreeTools) {
          _init.zTreeTools.push(zTreeTools);
        },
        exSetting: function (s) {
          $.extend(true, _setting, s);
        },
        fixPIdKeyValue: function (setting, node) {
          if (setting.data.simpleData.enable) {
            node[setting.data.simpleData.pIdKey] = node.parentTId ? node.getParentNode()[setting.data.simpleData.idKey] : setting.data.simpleData.rootPId;
          }
        },
        getAfterA: function (setting, node, array) {
          for (var i = 0, j = _init.afterA.length; i < j; i++) {
            _init.afterA[i].apply(this, arguments);
          }
        },
        getBeforeA: function (setting, node, array) {
          for (var i = 0, j = _init.beforeA.length; i < j; i++) {
            _init.beforeA[i].apply(this, arguments);
          }
        },
        getInnerAfterA: function (setting, node, array) {
          for (var i = 0, j = _init.innerAfterA.length; i < j; i++) {
            _init.innerAfterA[i].apply(this, arguments);
          }
        },
        getInnerBeforeA: function (setting, node, array) {
          for (var i = 0, j = _init.innerBeforeA.length; i < j; i++) {
            _init.innerBeforeA[i].apply(this, arguments);
          }
        },
        getCache: function (setting) {
          return caches[setting.treeId];
        },
        getNodeIndex: function (setting, node) {
          if (!node) return null;
          var p = node.parentTId ? node.getParentNode() : data.getRoot(setting),
              children = data.nodeChildren(setting, p);
          for (var i = 0, l = children.length - 1; i <= l; i++) {
            if (children[i] === node) {
              return i;
            }
          }
          return -1;
        },
        getNextNode: function (setting, node) {
          if (!node) return null;
          var p = node.parentTId ? node.getParentNode() : data.getRoot(setting),
              children = data.nodeChildren(setting, p);
          for (var i = 0, l = children.length - 1; i <= l; i++) {
            if (children[i] === node) {
              return (i == l ? null : children[i + 1]);
            }
          }
          return null;
        },
        getNodeByParam: function (setting, nodes, key, value) {
          if (!nodes || !key) return null;
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            if (node[key] == value) {
              return nodes[i];
            }
            var children = data.nodeChildren(setting, node);
            var tmp = data.getNodeByParam(setting, children, key, value);
            if (tmp) return tmp;
          }
          return null;
        },
        getNodeCache: function (setting, tId) {
          if (!tId) return null;
          var n = caches[setting.treeId].nodes[data.getNodeCacheId(tId)];
          return n ? n : null;
        },
        getNodePath: function (setting, node) {
          if (!node) return null;

          var path;
          if (node.parentTId) {
            path = node.getParentNode().getPath();
          } else {
            path = [];
          }

          if (path) {
            path.push(node);
          }

          return path;
        },
        getNodes: function (setting) {
          return data.nodeChildren(setting, data.getRoot(setting));
        },
        getNodesByParam: function (setting, nodes, key, value) {
          if (!nodes || !key) return [];
          var result = [];
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            if (node[key] == value) {
              result.push(node);
            }
            var children = data.nodeChildren(setting, node);
            result = result.concat(data.getNodesByParam(setting, children, key, value));
          }
          return result;
        },
        getNodesByParamFuzzy: function (setting, nodes, key, value) {
          if (!nodes || !key) return [];
          var result = [];
          value = value.toLowerCase();
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            if (typeof node[key] == "string" && nodes[i][key].toLowerCase().indexOf(value) > -1) {
              result.push(node);
            }
            var children = data.nodeChildren(setting, node);
            result = result.concat(data.getNodesByParamFuzzy(setting, children, key, value));
          }
          return result;
        },
        getNodesByFilter: function (setting, nodes, filter, isSingle, invokeParam) {
          if (!nodes) return (isSingle ? null : []);
          var result = isSingle ? null : [];
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            if (tools.apply(filter, [node, invokeParam], false)) {
              if (isSingle) {
                return node;
              }
              result.push(node);
            }
            var children = data.nodeChildren(setting, node);
            var tmpResult = data.getNodesByFilter(setting, children, filter, isSingle, invokeParam);
            if (isSingle && !!tmpResult) {
              return tmpResult;
            }
            result = isSingle ? tmpResult : result.concat(tmpResult);
          }
          return result;
        },
        getPreNode: function (setting, node) {
          if (!node) return null;
          var p = node.parentTId ? node.getParentNode() : data.getRoot(setting),
              children = data.nodeChildren(setting, p);
          for (var i = 0, l = children.length; i < l; i++) {
            if (children[i] === node) {
              return (i == 0 ? null : children[i - 1]);
            }
          }
          return null;
        },
        getRoot: function (setting) {
          return setting ? roots[setting.treeId] : null;
        },
        getRoots: function () {
          return roots;
        },
        getSetting: function (treeId) {
          return settings[treeId];
        },
        getSettings: function () {
          return settings;
        },
        getZTreeTools: function (treeId) {
          var r = this.getRoot(this.getSetting(treeId));
          return r ? r.treeTools : null;
        },
        initCache: function (setting) {
          for (var i = 0, j = _init.caches.length; i < j; i++) {
            _init.caches[i].apply(this, arguments);
          }
        },
        initNode: function (setting, level, node, parentNode, preNode, nextNode) {
          for (var i = 0, j = _init.nodes.length; i < j; i++) {
            _init.nodes[i].apply(this, arguments);
          }
        },
        initRoot: function (setting) {
          for (var i = 0, j = _init.roots.length; i < j; i++) {
            _init.roots[i].apply(this, arguments);
          }
        },
        isSelectedNode: function (setting, node) {
          var root = data.getRoot(setting);
          for (var i = 0, j = root.curSelectedList.length; i < j; i++) {
            if (node === root.curSelectedList[i]) return true;
          }
          return false;
        },
        nodeChildren: function (setting, node, newChildren) {
          if (!node) {
            return null;
          }
          var key = setting.data.key.children;
          if (typeof newChildren !== 'undefined') {
            node[key] = newChildren;
          }
          return node[key];
        },
        nodeIsParent: function (setting, node, newIsParent) {
          if (!node) {
            return false;
          }
          var key = setting.data.key.isParent;
          if (typeof newIsParent !== 'undefined') {
            if (typeof newIsParent === "string") {
              newIsParent = tools.eqs(checked, "true");
            }
            newIsParent = !!newIsParent;
            node[key] = newIsParent;
          }
          return node[key];
        },
        nodeName: function (setting, node, newName) {
          var key = setting.data.key.name;
          if (typeof newName !== 'undefined') {
            node[key] = newName;
          }
          return "" + node[key];
        },
        nodeTitle: function (setting, node) {
          var t = setting.data.key.title === "" ? setting.data.key.name : setting.data.key.title;
          return "" + node[t];
        },
        removeNodeCache: function (setting, node) {
          var children = data.nodeChildren(setting, node);
          if (children) {
            for (var i = 0, l = children.length; i < l; i++) {
              data.removeNodeCache(setting, children[i]);
            }
          }
          data.getCache(setting).nodes[data.getNodeCacheId(node.tId)] = null;
        },
        removeSelectedNode: function (setting, node) {
          var root = data.getRoot(setting);
          for (var i = 0, j = root.curSelectedList.length; i < j; i++) {
            if (node === root.curSelectedList[i] || !data.getNodeCache(setting, root.curSelectedList[i].tId)) {
              root.curSelectedList.splice(i, 1);
              setting.treeObj.trigger(consts.event.UNSELECTED, [setting.treeId, node]);
              i--;
              j--;
            }
          }
        },
        setCache: function (setting, cache) {
          caches[setting.treeId] = cache;
        },
        setRoot: function (setting, root) {
          roots[setting.treeId] = root;
        },
        setZTreeTools: function (setting, zTreeTools) {
          for (var i = 0, j = _init.zTreeTools.length; i < j; i++) {
            _init.zTreeTools[i].apply(this, arguments);
          }
        },
        transformToArrayFormat: function (setting, nodes) {
          if (!nodes) return [];
          var r = [];
          if (tools.isArray(nodes)) {
            for (var i = 0, l = nodes.length; i < l; i++) {
              var node = nodes[i];
              _do(node);
            }
          } else {
            _do(nodes);
          }
          return r;

          function _do(_node) {
            r.push(_node);
            var children = data.nodeChildren(setting, _node);
            if (children) {
              r = r.concat(data.transformToArrayFormat(setting, children));
            }
          }
        },
        transformTozTreeFormat: function (setting, sNodes) {
          var i, l,
              key = setting.data.simpleData.idKey,
              parentKey = setting.data.simpleData.pIdKey;
          if (!key || key == "" || !sNodes) return [];

          if (tools.isArray(sNodes)) {
            var r = [];
            var tmpMap = {};
            for (i = 0, l = sNodes.length; i < l; i++) {
              tmpMap[sNodes[i][key]] = sNodes[i];
            }
            for (i = 0, l = sNodes.length; i < l; i++) {
              var p = tmpMap[sNodes[i][parentKey]];
              if (p && sNodes[i][key] != sNodes[i][parentKey]) {
                var children = data.nodeChildren(setting, p);
                if (!children) {
                  children = data.nodeChildren(setting, p, []);
                }
                children.push(sNodes[i]);
              } else {
                r.push(sNodes[i]);
              }
            }
            return r;
          } else {
            return [sNodes];
          }
        }
      },
      //method of event proxy
      event = {
        bindEvent: function (setting) {
          for (var i = 0, j = _init.bind.length; i < j; i++) {
            _init.bind[i].apply(this, arguments);
          }
        },
        unbindEvent: function (setting) {
          for (var i = 0, j = _init.unbind.length; i < j; i++) {
            _init.unbind[i].apply(this, arguments);
          }
        },
        bindTree: function (setting) {
          var eventParam = {
                treeId: setting.treeId
              },
              o = setting.treeObj;
          if (!setting.view.txtSelectedEnable) {
            // for can't select text
            o.bind('selectstart', handler.onSelectStart).css({
              "-moz-user-select": "-moz-none"
            });
          }
          o.bind('click', eventParam, event.proxy);
          o.bind('dblclick', eventParam, event.proxy);
          o.bind('mouseover', eventParam, event.proxy);
          o.bind('mouseout', eventParam, event.proxy);
          o.bind('mousedown', eventParam, event.proxy);
          o.bind('mouseup', eventParam, event.proxy);
          o.bind('contextmenu', eventParam, event.proxy);
        },
        unbindTree: function (setting) {
          var o = setting.treeObj;
          o.unbind('selectstart', handler.onSelectStart)
              .unbind('click', event.proxy)
              .unbind('dblclick', event.proxy)
              .unbind('mouseover', event.proxy)
              .unbind('mouseout', event.proxy)
              .unbind('mousedown', event.proxy)
              .unbind('mouseup', event.proxy)
              .unbind('contextmenu', event.proxy);
        },
        doProxy: function (e) {
          var results = [];
          for (var i = 0, j = _init.proxys.length; i < j; i++) {
            var proxyResult = _init.proxys[i].apply(this, arguments);
            results.push(proxyResult);
            if (proxyResult.stop) {
              break;
            }
          }
          return results;
        },
        proxy: function (e) {
          var setting = data.getSetting(e.data.treeId);
          if (!tools.uCanDo(setting, e)) return true;
          var results = event.doProxy(e),
              r = true, x = false;
          for (var i = 0, l = results.length; i < l; i++) {
            var proxyResult = results[i];
            if (proxyResult.nodeEventCallback) {
              x = true;
              r = proxyResult.nodeEventCallback.apply(proxyResult, [e, proxyResult.node]) && r;
            }
            if (proxyResult.treeEventCallback) {
              x = true;
              r = proxyResult.treeEventCallback.apply(proxyResult, [e, proxyResult.node]) && r;
            }
          }
          return r;
        }
      },
      //method of event handler
      handler = {
        onSwitchNode: function (event, node) {
          var setting = data.getSetting(event.data.treeId);
          if (node.open) {
            if (tools.apply(setting.callback.beforeCollapse, [setting.treeId, node], true) == false) return true;
            data.getRoot(setting).expandTriggerFlag = true;
            view.switchNode(setting, node);
          } else {
            if (tools.apply(setting.callback.beforeExpand, [setting.treeId, node], true) == false) return true;
            data.getRoot(setting).expandTriggerFlag = true;
            view.switchNode(setting, node);
          }
          return true;
        },
        onClickNode: function (event, node) {
          var setting = data.getSetting(event.data.treeId),
              clickFlag = ((setting.view.autoCancelSelected && (event.ctrlKey || event.metaKey)) && data.isSelectedNode(setting, node)) ? 0 : (setting.view.autoCancelSelected && (event.ctrlKey || event.metaKey) && setting.view.selectedMulti) ? 2 : 1;
          if (tools.apply(setting.callback.beforeClick, [setting.treeId, node, clickFlag], true) == false) return true;
          if (clickFlag === 0) {
            view.cancelPreSelectedNode(setting, node);
          } else {
            view.selectNode(setting, node, clickFlag === 2);
          }
          setting.treeObj.trigger(consts.event.CLICK, [event, setting.treeId, node, clickFlag]);
          return true;
        },
        onZTreeMousedown: function (event, node) {
          var setting = data.getSetting(event.data.treeId);
          if (tools.apply(setting.callback.beforeMouseDown, [setting.treeId, node], true)) {
            tools.apply(setting.callback.onMouseDown, [event, setting.treeId, node]);
          }
          return true;
        },
        onZTreeMouseup: function (event, node) {
          var setting = data.getSetting(event.data.treeId);
          if (tools.apply(setting.callback.beforeMouseUp, [setting.treeId, node], true)) {
            tools.apply(setting.callback.onMouseUp, [event, setting.treeId, node]);
          }
          return true;
        },
        onZTreeDblclick: function (event, node) {
          var setting = data.getSetting(event.data.treeId);
          if (tools.apply(setting.callback.beforeDblClick, [setting.treeId, node], true)) {
            tools.apply(setting.callback.onDblClick, [event, setting.treeId, node]);
          }
          return true;
        },
        onZTreeContextmenu: function (event, node) {
          var setting = data.getSetting(event.data.treeId);
          if (tools.apply(setting.callback.beforeRightClick, [setting.treeId, node], true)) {
            tools.apply(setting.callback.onRightClick, [event, setting.treeId, node]);
          }
          return (typeof setting.callback.onRightClick) != "function";
        },
        onSelectStart: function (e) {
          var n = e.originalEvent.srcElement.nodeName.toLowerCase();
          return (n === "input" || n === "textarea");
        }
      },
      //method of tools for zTree
      tools = {
        apply: function (fun, param, defaultValue) {
          if ((typeof fun) == "function") {
            return fun.apply(zt, param ? param : []);
          }
          return defaultValue;
        },
        canAsync: function (setting, node) {
          var children = data.nodeChildren(setting, node);
          var isParent = data.nodeIsParent(setting, node);
          return (setting.async.enable && node && isParent && !(node.zAsync || (children && children.length > 0)));
        },
        clone: function (obj) {
          if (obj === null) return null;
          var o = tools.isArray(obj) ? [] : {};
          for (var i in obj) {
            o[i] = (obj[i] instanceof Date) ? new Date(obj[i].getTime()) : (typeof obj[i] === "object" ? tools.clone(obj[i]) : obj[i]);
          }
          return o;
        },
        eqs: function (str1, str2) {
          return str1.toLowerCase() === str2.toLowerCase();
        },
        isArray: function (arr) {
          return Object.prototype.toString.apply(arr) === "[object Array]";
        },
        isElement: function (o) {
          return (
              typeof HTMLElement === "object" ? o instanceof HTMLElement : //DOM2
                  o && typeof o === "object" && o !== null && o.nodeType === 1 && typeof o.nodeName === "string"
          );
        },
        $: function (node, exp, setting) {
          if (!!exp && typeof exp != "string") {
            setting = exp;
            exp = "";
          }
          if (typeof node == "string") {
            return $(node, setting ? setting.treeObj.get(0).ownerDocument : null);
          } else {
            return $("#" + node.tId + exp, setting ? setting.treeObj : null);
          }
        },
        getMDom: function (setting, curDom, targetExpr) {
          if (!curDom) return null;
          while (curDom && curDom.id !== setting.treeId) {
            for (var i = 0, l = targetExpr.length; curDom.tagName && i < l; i++) {
              if (tools.eqs(curDom.tagName, targetExpr[i].tagName) && curDom.getAttribute(targetExpr[i].attrName) !== null) {
                return curDom;
              }
            }
            curDom = curDom.parentNode;
          }
          return null;
        },
        getNodeMainDom: function (target) {
          return ($(target).parent("li").get(0) || $(target).parentsUntil("li").parent().get(0));
        },
        isChildOrSelf: function (dom, parentId) {
          return ($(dom).closest("#" + parentId).length > 0);
        },
        uCanDo: function (setting, e) {
          return true;
        }
      },
      //method of operate ztree dom
      view = {
        addNodes: function (setting, parentNode, index, newNodes, isSilent) {
          var isParent = data.nodeIsParent(setting, parentNode);
          if (setting.data.keep.leaf && parentNode && !isParent) {
            return;
          }
          if (!tools.isArray(newNodes)) {
            newNodes = [newNodes];
          }
          if (setting.data.simpleData.enable) {
            newNodes = data.transformTozTreeFormat(setting, newNodes);
          }
          if (parentNode) {
            var target_switchObj = $$(parentNode, consts.id.SWITCH, setting),
                target_icoObj = $$(parentNode, consts.id.ICON, setting),
                target_ulObj = $$(parentNode, consts.id.UL, setting);

            if (!parentNode.open) {
              view.replaceSwitchClass(parentNode, target_switchObj, consts.folder.CLOSE);
              view.replaceIcoClass(parentNode, target_icoObj, consts.folder.CLOSE);
              parentNode.open = false;
              target_ulObj.css({
                "display": "none"
              });
            }

            data.addNodesData(setting, parentNode, index, newNodes);
            view.createNodes(setting, parentNode.level + 1, newNodes, parentNode, index);
            if (!isSilent) {
              view.expandCollapseParentNode(setting, parentNode, true);
            }
          } else {
            data.addNodesData(setting, data.getRoot(setting), index, newNodes);
            view.createNodes(setting, 0, newNodes, null, index);
          }
        },
        appendNodes: function (setting, level, nodes, parentNode, index, initFlag, openFlag) {
          if (!nodes) return [];
          var html = [];

          var tmpPNode = (parentNode) ? parentNode : data.getRoot(setting),
              tmpPChild = data.nodeChildren(setting, tmpPNode),
              isFirstNode, isLastNode;

          if (!tmpPChild || index >= tmpPChild.length - nodes.length) {
            index = -1;
          }

          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            if (initFlag) {
              isFirstNode = ((index === 0 || tmpPChild.length == nodes.length) && (i == 0));
              isLastNode = (index < 0 && i == (nodes.length - 1));
              data.initNode(setting, level, node, parentNode, isFirstNode, isLastNode, openFlag);
              data.addNodeCache(setting, node);
            }
            var isParent = data.nodeIsParent(setting, node);

            var childHtml = [];
            var children = data.nodeChildren(setting, node);
            if (children && children.length > 0) {
              //make child html first, because checkType
              childHtml = view.appendNodes(setting, level + 1, children, node, -1, initFlag, openFlag && node.open);
            }
            if (openFlag) {
              view.makeDOMNodeMainBefore(html, setting, node);
              view.makeDOMNodeLine(html, setting, node);
              data.getBeforeA(setting, node, html);
              view.makeDOMNodeNameBefore(html, setting, node);
              data.getInnerBeforeA(setting, node, html);
              view.makeDOMNodeIcon(html, setting, node);
              data.getInnerAfterA(setting, node, html);
              view.makeDOMNodeNameAfter(html, setting, node);
              data.getAfterA(setting, node, html);
              if (isParent && node.open) {
                view.makeUlHtml(setting, node, html, childHtml.join(''));
              }
              view.makeDOMNodeMainAfter(html, setting, node);
              data.addCreatedNode(setting, node);
            }
          }
          return html;
        },
        appendParentULDom: function (setting, node) {
          var html = [],
              nObj = $$(node, setting);
          if (!nObj.get(0) && !!node.parentTId) {
            view.appendParentULDom(setting, node.getParentNode());
            nObj = $$(node, setting);
          }
          var ulObj = $$(node, consts.id.UL, setting);
          if (ulObj.get(0)) {
            ulObj.remove();
          }
          var children = data.nodeChildren(setting, node),
              childHtml = view.appendNodes(setting, node.level + 1, children, node, -1, false, true);
          view.makeUlHtml(setting, node, html, childHtml.join(''));
          nObj.append(html.join(''));
        },
        asyncNode: function (setting, node, isSilent, callback) {
          var i, l;
          var isParent = data.nodeIsParent(setting, node);
          if (node && !isParent) {
            tools.apply(callback);
            return false;
          } else if (node && node.isAjaxing) {
            return false;
          } else if (tools.apply(setting.callback.beforeAsync, [setting.treeId, node], true) == false) {
            tools.apply(callback);
            return false;
          }
          if (node) {
            node.isAjaxing = true;
            var icoObj = $$(node, consts.id.ICON, setting);
            icoObj.attr({"style": "", "class": consts.className.BUTTON + " " + consts.className.ICO_LOADING});
          }

          var tmpParam = {};
          var autoParam = tools.apply(setting.async.autoParam, [setting.treeId, node], setting.async.autoParam);
          for (i = 0, l = autoParam.length; node && i < l; i++) {
            var pKey = autoParam[i].split("="), spKey = pKey;
            if (pKey.length > 1) {
              spKey = pKey[1];
              pKey = pKey[0];
            }
            tmpParam[spKey] = node[pKey];
          }
          var otherParam = tools.apply(setting.async.otherParam, [setting.treeId, node], setting.async.otherParam);
          if (tools.isArray(otherParam)) {
            for (i = 0, l = otherParam.length; i < l; i += 2) {
              tmpParam[otherParam[i]] = otherParam[i + 1];
            }
          } else {
            for (var p in otherParam) {
              tmpParam[p] = otherParam[p];
            }
          }

          var _tmpV = data.getRoot(setting)._ver;
          $.ajax({
            contentType: setting.async.contentType,
            cache: false,
            type: setting.async.type,
            url: tools.apply(setting.async.url, [setting.treeId, node], setting.async.url),
            data: setting.async.contentType.indexOf('application/json') > -1 ? JSON.stringify(tmpParam) : tmpParam,
            dataType: setting.async.dataType,
            success: function (msg) {
              if (_tmpV != data.getRoot(setting)._ver) {
                return;
              }
              var newNodes = [];
              try {
                if (!msg || msg.length == 0) {
                  newNodes = [];
                } else if (typeof msg == "string") {
                  newNodes = eval("(" + msg + ")");
                } else {
                  newNodes = msg;
                }
              } catch (err) {
                newNodes = msg;
              }

              if (node) {
                node.isAjaxing = null;
                node.zAsync = true;
              }
              view.setNodeLineIcos(setting, node);
              if (newNodes && newNodes !== "") {
                newNodes = tools.apply(setting.async.dataFilter, [setting.treeId, node, newNodes], newNodes);
                view.addNodes(setting, node, -1, !!newNodes ? tools.clone(newNodes) : [], !!isSilent);
              } else {
                view.addNodes(setting, node, -1, [], !!isSilent);
              }
              setting.treeObj.trigger(consts.event.ASYNC_SUCCESS, [setting.treeId, node, msg]);
              tools.apply(callback);
            },
            error: function (XMLHttpRequest, textStatus, errorThrown) {
              if (_tmpV != data.getRoot(setting)._ver) {
                return;
              }
              if (node) node.isAjaxing = null;
              view.setNodeLineIcos(setting, node);
              setting.treeObj.trigger(consts.event.ASYNC_ERROR, [setting.treeId, node, XMLHttpRequest, textStatus, errorThrown]);
            }
          });
          return true;
        },
        cancelPreSelectedNode: function (setting, node, excludeNode) {
          var list = data.getRoot(setting).curSelectedList,
              i, n;
          for (i = list.length - 1; i >= 0; i--) {
            n = list[i];
            if (node === n || (!node && (!excludeNode || excludeNode !== n))) {
              $$(n, consts.id.A, setting).removeClass(consts.node.CURSELECTED);
              if (node) {
                data.removeSelectedNode(setting, node);
                break;
              } else {
                list.splice(i, 1);
                setting.treeObj.trigger(consts.event.UNSELECTED, [setting.treeId, n]);
              }
            }
          }
        },
        createNodeCallback: function (setting) {
          if (!!setting.callback.onNodeCreated || !!setting.view.addDiyDom) {
            var root = data.getRoot(setting);
            while (root.createdNodes.length > 0) {
              var node = root.createdNodes.shift();
              tools.apply(setting.view.addDiyDom, [setting.treeId, node]);
              if (!!setting.callback.onNodeCreated) {
                setting.treeObj.trigger(consts.event.NODECREATED, [setting.treeId, node]);
              }
            }
          }
        },
        createNodes: function (setting, level, nodes, parentNode, index) {
          if (!nodes || nodes.length == 0) return;
          var root = data.getRoot(setting),
              openFlag = !parentNode || parentNode.open || !!$$(data.nodeChildren(setting, parentNode)[0], setting).get(0);
          root.createdNodes = [];
          var zTreeHtml = view.appendNodes(setting, level, nodes, parentNode, index, true, openFlag),
              parentObj, nextObj;

          if (!parentNode) {
            parentObj = setting.treeObj;
            //setting.treeObj.append(zTreeHtml.join(''));
          } else {
            var ulObj = $$(parentNode, consts.id.UL, setting);
            if (ulObj.get(0)) {
              parentObj = ulObj;
              //ulObj.append(zTreeHtml.join(''));
            }
          }
          if (parentObj) {
            if (index >= 0) {
              nextObj = parentObj.children()[index];
            }
            if (index >= 0 && nextObj) {
              $(nextObj).before(zTreeHtml.join(''));
            } else {
              parentObj.append(zTreeHtml.join(''));
            }
          }

          view.createNodeCallback(setting);
        },
        destroy: function (setting) {
          if (!setting) return;
          data.initCache(setting);
          data.initRoot(setting);
          event.unbindTree(setting);
          event.unbindEvent(setting);
          setting.treeObj.empty();
          delete settings[setting.treeId];
        },
        expandCollapseNode: function (setting, node, expandFlag, animateFlag, callback) {
          var root = data.getRoot(setting);
          var tmpCb, _callback;
          if (!node) {
            tools.apply(callback, []);
            return;
          }
          var children = data.nodeChildren(setting, node);
          var isParent = data.nodeIsParent(setting, node);
          if (root.expandTriggerFlag) {
            _callback = callback;
            tmpCb = function () {
              if (_callback) _callback();
              if (node.open) {
                setting.treeObj.trigger(consts.event.EXPAND, [setting.treeId, node]);
              } else {
                setting.treeObj.trigger(consts.event.COLLAPSE, [setting.treeId, node]);
              }
            };
            callback = tmpCb;
            root.expandTriggerFlag = false;
          }
          if (!node.open && isParent && ((!$$(node, consts.id.UL, setting).get(0)) || (children && children.length > 0 && !$$(children[0], setting).get(0)))) {
            view.appendParentULDom(setting, node);
            view.createNodeCallback(setting);
          }
          if (node.open == expandFlag) {
            tools.apply(callback, []);
            return;
          }
          var ulObj = $$(node, consts.id.UL, setting),
              switchObj = $$(node, consts.id.SWITCH, setting),
              icoObj = $$(node, consts.id.ICON, setting);

          if (isParent) {
            node.open = !node.open;
            if (node.iconOpen && node.iconClose) {
              icoObj.attr("style", view.makeNodeIcoStyle(setting, node));
            }
            var dir = node.directory;
            if (node.open) {

              if (dir == 1) {
                view.replaceSwitchClass(node, switchObj, consts.folder.OPEN2);
                view.replaceIcoClass(node, icoObj, consts.folder.OPEN2);
              } else {
                view.replaceSwitchClass(node, switchObj, consts.folder.OPEN);
                view.replaceIcoClass(node, icoObj, consts.folder.OPEN);
              }

              if (animateFlag == false || setting.view.expandSpeed == "") {
                ulObj.show();
                tools.apply(callback, []);
              } else {
                if (children && children.length > 0) {
                  ulObj.slideDown(setting.view.expandSpeed, callback);
                } else {
                  ulObj.show();
                  tools.apply(callback, []);
                }
              }
            } else {
              if (dir == 1) {
                view.replaceSwitchClass(node, switchObj, consts.folder.CLOSE2);
                view.replaceIcoClass(node, icoObj, consts.folder.CLOSE2);
              } else {
                view.replaceSwitchClass(node, switchObj, consts.folder.CLOSE);
                view.replaceIcoClass(node, icoObj, consts.folder.CLOSE);
              }


              if (animateFlag == false || setting.view.expandSpeed == "" || !(children && children.length > 0)) {
                ulObj.hide();
                tools.apply(callback, []);
              } else {
                ulObj.slideUp(setting.view.expandSpeed, callback);
              }
            }
          } else {
            tools.apply(callback, []);
          }
        },
        expandCollapseParentNode: function (setting, node, expandFlag, animateFlag, callback) {
          if (!node) return;
          if (!node.parentTId) {
            view.expandCollapseNode(setting, node, expandFlag, animateFlag, callback);
            return;
          } else {
            view.expandCollapseNode(setting, node, expandFlag, animateFlag);
          }
          if (node.parentTId) {
            view.expandCollapseParentNode(setting, node.getParentNode(), expandFlag, animateFlag, callback);
          }
        },
        expandCollapseSonNode: function (setting, node, expandFlag, animateFlag, callback) {
          var root = data.getRoot(setting),
              treeNodes = (node) ? data.nodeChildren(setting, node) : data.nodeChildren(setting, root),
              selfAnimateSign = (node) ? false : animateFlag,
              expandTriggerFlag = data.getRoot(setting).expandTriggerFlag;
          data.getRoot(setting).expandTriggerFlag = false;
          if (treeNodes) {
            for (var i = 0, l = treeNodes.length; i < l; i++) {
              if (treeNodes[i]) view.expandCollapseSonNode(setting, treeNodes[i], expandFlag, selfAnimateSign);
            }
          }
          data.getRoot(setting).expandTriggerFlag = expandTriggerFlag;
          view.expandCollapseNode(setting, node, expandFlag, animateFlag, callback);
        },
        isSelectedNode: function (setting, node) {
          if (!node) {
            return false;
          }
          var list = data.getRoot(setting).curSelectedList,
              i;
          for (i = list.length - 1; i >= 0; i--) {
            if (node === list[i]) {
              return true;
            }
          }
          return false;
        },
        makeDOMNodeIcon: function (html, setting, node) {
          var nameStr = data.nodeName(setting, node),
              name = setting.view.nameIsHTML ? nameStr : nameStr.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
          html.push("<span id='", node.tId, consts.id.ICON,
              "' title='' treeNode", consts.id.ICON, " class='", view.makeNodeIcoClass(setting, node),
              "' style='", view.makeNodeIcoStyle(setting, node), "'></span><span id='", node.tId, consts.id.SPAN,
              "' class='", consts.className.NAME,
              "'>", name, "</span>");
        },
        makeDOMNodeLine: function (html, setting, node) {
          html.push("<span id='", node.tId, consts.id.SWITCH, "' title='' class='", view.makeNodeLineClass(setting, node), "' treeNode", consts.id.SWITCH, "></span>");
        },
        makeDOMNodeMainAfter: function (html, setting, node) {
          html.push("</li>");
        },
        makeDOMNodeMainBefore: function (html, setting, node) {
          html.push("<li id='", node.tId, "' class='", consts.className.LEVEL, node.level, "' tabindex='0' hidefocus='true' treenode>");
        },
        makeDOMNodeNameAfter: function (html, setting, node) {
          html.push("</a>");
        },
        makeDOMNodeNameBefore: function (html, setting, node) {
          var title = data.nodeTitle(setting, node),
              url = view.makeNodeUrl(setting, node),
              fontcss = view.makeNodeFontCss(setting, node),
              fontStyle = [];
          for (var f in fontcss) {
            fontStyle.push(f, ":", fontcss[f], ";");
          }
          html.push("<a id='", node.tId, consts.id.A, "' class='", consts.className.LEVEL, node.level, "' treeNode", consts.id.A, " onclick=\"", (node.click || ''),
              "\" ", ((url != null && url.length > 0) ? "href='" + url + "'" : ""), " target='", view.makeNodeTarget(node), "' style='", fontStyle.join(''),
              "'");
          if (tools.apply(setting.view.showTitle, [setting.treeId, node], setting.view.showTitle) && title) {
            html.push("title='", title.replace(/'/g, "&#39;").replace(/</g, '&lt;').replace(/>/g, '&gt;'), "'");
          }
          html.push(">");
        },
        makeNodeFontCss: function (setting, node) {
          var fontCss = tools.apply(setting.view.fontCss, [setting.treeId, node], setting.view.fontCss);
          return (fontCss && ((typeof fontCss) != "function")) ? fontCss : {};
        },
        makeNodeIcoClass: function (setting, node) {
          var icoCss = ["ico"];
          if (!node.isAjaxing) {
            icoCss[0] = (node.iconSkin ? node.iconSkin + "_" : "") + icoCss[0];
            var dir = node.directory;
            if (dir == 0) {
              icoCss.push(node.open ? consts.folder.OPEN : consts.folder.CLOSE);
            } else if (dir == 1) {
              icoCss.push(node.open ? consts.folder.OPEN2 : consts.folder.CLOSE2);

            } else {
              icoCss.push(consts.folder.DOCU);

            }
          }
          return consts.className.BUTTON + " " + icoCss.join('_');
        },
        makeNodeIcoStyle: function (setting, node) {
          var icoStyle = [];
          if (!node.isAjaxing) {
            var isParent = data.nodeIsParent(setting, node);
            var icon = (isParent && node.iconOpen && node.iconClose) ? (node.open ? node.iconOpen : node.iconClose) : node[setting.data.key.icon];
            if (icon) icoStyle.push("background:url(", icon, ") 0 0 no-repeat;");
            if (setting.view.showIcon == false || !tools.apply(setting.view.showIcon, [setting.treeId, node], true)) {
              icoStyle.push("width:0px;height:0px;");
            }
          }
          return icoStyle.join('');
        },
        makeNodeLineClass: function (setting, node) {
          var lineClass = [];
          if (setting.view.showLine) {
            if (node.level == 0 && node.isFirstNode && node.isLastNode) {
              lineClass.push(consts.line.ROOT);
            } else if (node.level == 0 && node.isFirstNode) {
              lineClass.push(consts.line.ROOTS);
            } else if (node.isLastNode) {
              lineClass.push(consts.line.BOTTOM);
            } else {
              lineClass.push(consts.line.CENTER);
            }
          } else {
            lineClass.push(consts.line.NOLINE);
          }
          if (data.nodeIsParent(setting, node)) {
            lineClass.push(node.open ? consts.folder.OPEN : consts.folder.CLOSE);
          } else {
            lineClass.push(consts.folder.DOCU);
          }
          return view.makeNodeLineClassEx(node) + lineClass.join('_');
        },
        makeNodeLineClassEx: function (node) {
          return consts.className.BUTTON + " " + consts.className.LEVEL + node.level + " " + consts.className.SWITCH + " ";
        },
        makeNodeTarget: function (node) {
          return (node.target || "_blank");
        },
        makeNodeUrl: function (setting, node) {
          var urlKey = setting.data.key.url;
          return node[urlKey] ? node[urlKey] : null;
        },
        makeUlHtml: function (setting, node, html, content) {
          html.push("<ul id='", node.tId, consts.id.UL, "' class='", consts.className.LEVEL, node.level, " ", view.makeUlLineClass(setting, node), "' style='display:", (node.open ? "block" : "none"), "'>");
          html.push(content);
          html.push("</ul>");
        },
        makeUlLineClass: function (setting, node) {
          return ((setting.view.showLine && !node.isLastNode) ? consts.line.LINE : "");
        },
        removeChildNodes: function (setting, node) {
          if (!node) return;
          var nodes = data.nodeChildren(setting, node);
          if (!nodes) return;

          for (var i = 0, l = nodes.length; i < l; i++) {
            data.removeNodeCache(setting, nodes[i]);
          }
          data.removeSelectedNode(setting);
          delete node[setting.data.key.children];

          if (!setting.data.keep.parent) {
            data.nodeIsParent(setting, node, false);
            node.open = false;
            var tmp_switchObj = $$(node, consts.id.SWITCH, setting),
                tmp_icoObj = $$(node, consts.id.ICON, setting);
            view.replaceSwitchClass(node, tmp_switchObj, consts.folder.DOCU);
            view.replaceIcoClass(node, tmp_icoObj, consts.folder.DOCU);
            $$(node, consts.id.UL, setting).remove();
          } else {
            $$(node, consts.id.UL, setting).empty();
          }
        },
        scrollIntoView: function (setting, dom) {
          if (!dom) {
            return;
          }
          // support IE 7
          if (typeof Element === 'undefined') {
            var contRect = setting.treeObj.get(0).getBoundingClientRect(),
                findMeRect = dom.getBoundingClientRect();
            if (findMeRect.top < contRect.top || findMeRect.bottom > contRect.bottom
                || findMeRect.right > contRect.right || findMeRect.left < contRect.left) {
              dom.scrollIntoView();
            }
            return;
          }
          // code src: http://jsfiddle.net/08u6cxwj/
          if (!Element.prototype.scrollIntoViewIfNeeded) {
            Element.prototype.scrollIntoViewIfNeeded = function (centerIfNeeded) {
              function withinBounds(value, min, max, extent) {
                if (false === centerIfNeeded || max <= value + extent && value <= min + extent) {
                  return Math.min(max, Math.max(min, value));
                } else {
                  return (min + max) / 2;
                }
              }

              function makeArea(left, top, width, height) {
                return {
                  "left": left, "top": top, "width": width, "height": height
                  , "right": left + width, "bottom": top + height
                  , "translate": function (x, y) {
                    return makeArea(x + left, y + top, width, height);
                  }
                  , "relativeFromTo": function (lhs, rhs) {
                    var newLeft = left, newTop = top;
                    lhs = lhs.offsetParent;
                    rhs = rhs.offsetParent;
                    if (lhs === rhs) {
                      return area;
                    }
                    for (; lhs; lhs = lhs.offsetParent) {
                      newLeft += lhs.offsetLeft + lhs.clientLeft;
                      newTop += lhs.offsetTop + lhs.clientTop;
                    }
                    for (; rhs; rhs = rhs.offsetParent) {
                      newLeft -= rhs.offsetLeft + rhs.clientLeft;
                      newTop -= rhs.offsetTop + rhs.clientTop;
                    }
                    return makeArea(newLeft, newTop, width, height);
                  }
                };
              }

              var parent, elem = this, area = makeArea(
                  this.offsetLeft, this.offsetTop,
                  this.offsetWidth, this.offsetHeight);
              while (tools.isElement(parent = elem.parentNode)) {
                var clientLeft = parent.offsetLeft + parent.clientLeft;
                var clientTop = parent.offsetTop + parent.clientTop;

                // Make area relative to parent's client area.
                area = area.relativeFromTo(elem, parent).translate(-clientLeft, -clientTop);

                parent.scrollLeft = withinBounds(
                    parent.scrollLeft,
                    area.right - parent.clientWidth, area.left,
                    parent.clientWidth);

                parent.scrollTop = withinBounds(
                    parent.scrollTop,
                    area.bottom - parent.clientHeight, area.top,
                    parent.clientHeight);

                // Determine actual scroll amount by reading back scroll properties.
                area = area.translate(clientLeft - parent.scrollLeft,
                    clientTop - parent.scrollTop);
                elem = parent;
              }
            };
          }
          dom.scrollIntoViewIfNeeded();
        },
        setFirstNode: function (setting, parentNode) {
          var children = data.nodeChildren(setting, parentNode);
          if (children.length > 0) {
            children[0].isFirstNode = true;
          }
        },
        setLastNode: function (setting, parentNode) {
          var children = data.nodeChildren(setting, parentNode);
          if (children.length > 0) {
            children[children.length - 1].isLastNode = true;
          }
        },
        removeNode: function (setting, node) {
          var root = data.getRoot(setting),
              parentNode = (node.parentTId) ? node.getParentNode() : root;

          node.isFirstNode = false;
          node.isLastNode = false;
          node.getPreNode = function () {
            return null;
          };
          node.getNextNode = function () {
            return null;
          };

          if (!data.getNodeCache(setting, node.tId)) {
            return;
          }

          $$(node, setting).remove();
          data.removeNodeCache(setting, node);
          data.removeSelectedNode(setting, node);

          var children = data.nodeChildren(setting, parentNode);
          for (var i = 0, l = children.length; i < l; i++) {
            if (children[i].tId == node.tId) {
              children.splice(i, 1);
              break;
            }
          }
          view.setFirstNode(setting, parentNode);
          view.setLastNode(setting, parentNode);

          var tmp_ulObj, tmp_switchObj, tmp_icoObj,
              childLength = children.length;

          //repair nodes old parent
          if (!setting.data.keep.parent && childLength == 0) {
            //old parentNode has no child nodes
            data.nodeIsParent(setting, parentNode, false);
            parentNode.open = false;
            delete parentNode[setting.data.key.children];
            tmp_ulObj = $$(parentNode, consts.id.UL, setting);
            tmp_switchObj = $$(parentNode, consts.id.SWITCH, setting);
            tmp_icoObj = $$(parentNode, consts.id.ICON, setting);
            var dir = parentNode.directory;
            console.log("dir:" + dir);
            if (dir == 0) {
              view.replaceSwitchClass(parentNode, tmp_switchObj, consts.folder.OPEN);
              view.replaceIcoClass(parentNode, tmp_icoObj, consts.folder.OPEN);
            } else if (dir == 1) {
              view.replaceSwitchClass(parentNode, tmp_switchObj, consts.folder.OPEN2);
              view.replaceIcoClass(parentNode, tmp_icoObj, consts.folder.OPEN2);
            } else {
              view.replaceSwitchClass(parentNode, tmp_switchObj, consts.folder.DOCU);
              view.replaceIcoClass(parentNode, tmp_icoObj, consts.folder.DOCU);
            }

            tmp_ulObj.css("display", "none");

          } else if (setting.view.showLine && childLength > 0) {
            //old parentNode has child nodes
            var newLast = children[childLength - 1];
            tmp_ulObj = $$(newLast, consts.id.UL, setting);
            tmp_switchObj = $$(newLast, consts.id.SWITCH, setting);
            tmp_icoObj = $$(newLast, consts.id.ICON, setting);
            if (parentNode == root) {
              if (children.length == 1) {
                //node was root, and ztree has only one root after move node
                view.replaceSwitchClass(newLast, tmp_switchObj, consts.line.ROOT);
              } else {
                var tmp_first_switchObj = $$(children[0], consts.id.SWITCH, setting);
                view.replaceSwitchClass(children[0], tmp_first_switchObj, consts.line.ROOTS);
                view.replaceSwitchClass(newLast, tmp_switchObj, consts.line.BOTTOM);
              }
            } else {
              view.replaceSwitchClass(newLast, tmp_switchObj, consts.line.BOTTOM);
            }
            tmp_ulObj.removeClass(consts.line.LINE);
          }
        },
        replaceIcoClass: function (node, obj, newName) {
          if (!obj || node.isAjaxing) return;
          var tmpName = obj.attr("class");
          if (tmpName == undefined) return;
          var tmpList = tmpName.split("_");
          switch (newName) {
            case consts.folder.OPEN:
            case consts.folder.OPEN2:
            case consts.folder.CLOSE2:
            case consts.folder.CLOSE:
            case consts.folder.DOCU:
              tmpList[tmpList.length - 1] = newName;
              break;
          }
          obj.attr("class", tmpList.join("_"));
        },
        replaceSwitchClass: function (node, obj, newName) {
          if (!obj) return;
          var tmpName = obj.attr("class");
          if (tmpName == undefined) return;
          var tmpList = tmpName.split("_");
          switch (newName) {
            case consts.line.ROOT:
            case consts.line.ROOTS:
            case consts.line.CENTER:
            case consts.line.BOTTOM:
            case consts.line.NOLINE:
              tmpList[0] = view.makeNodeLineClassEx(node) + newName;
              break;
            case consts.folder.OPEN:
            case consts.folder.CLOSE:
            case consts.folder.DOCU:
            case consts.folder.OPEN2:
            case consts.folder.CLOSE2:
              tmpList[1] = newName;
              break;
          }
          obj.attr("class", tmpList.join("_"));
          if (newName !== consts.folder.DOCU) {
            obj.removeAttr("disabled");
          } else {
            obj.attr("disabled", "disabled");
          }
        },
        selectNode: function (setting, node, addFlag) {
          if (!addFlag) {
            view.cancelPreSelectedNode(setting, null, node);
          }
          $$(node, consts.id.A, setting).addClass(consts.node.CURSELECTED);
          data.addSelectedNode(setting, node);
          setting.treeObj.trigger(consts.event.SELECTED, [setting.treeId, node]);
        },
        setNodeFontCss: function (setting, treeNode) {
          var aObj = $$(treeNode, consts.id.A, setting),
              fontCss = view.makeNodeFontCss(setting, treeNode);
          if (fontCss) {
            aObj.css(fontCss);
          }
        },
        setNodeLineIcos: function (setting, node) {
          if (!node) return;
          var switchObj = $$(node, consts.id.SWITCH, setting),
              ulObj = $$(node, consts.id.UL, setting),
              icoObj = $$(node, consts.id.ICON, setting),
              ulLine = view.makeUlLineClass(setting, node);
          if (ulLine.length == 0) {
            ulObj.removeClass(consts.line.LINE);
          } else {
            ulObj.addClass(ulLine);
          }
          switchObj.attr("class", view.makeNodeLineClass(setting, node));
          if (data.nodeIsParent(setting, node)) {
            switchObj.removeAttr("disabled");
          } else {
            switchObj.attr("disabled", "disabled");
          }
          icoObj.removeAttr("style");
          icoObj.attr("style", view.makeNodeIcoStyle(setting, node));
          icoObj.attr("class", view.makeNodeIcoClass(setting, node));
        },
        setNodeName: function (setting, node) {
          var title = data.nodeTitle(setting, node),
              nObj = $$(node, consts.id.SPAN, setting);
          nObj.empty();
          if (setting.view.nameIsHTML) {
            nObj.html(data.nodeName(setting, node));
          } else {
            nObj.text(data.nodeName(setting, node));
          }
          if (tools.apply(setting.view.showTitle, [setting.treeId, node], setting.view.showTitle)) {
            var aObj = $$(node, consts.id.A, setting);
            aObj.attr("title", !title ? "" : title);
          }
        },
        setNodeTarget: function (setting, node) {
          var aObj = $$(node, consts.id.A, setting);
          aObj.attr("target", view.makeNodeTarget(node));
        },
        setNodeUrl: function (setting, node) {
          var aObj = $$(node, consts.id.A, setting),
              url = view.makeNodeUrl(setting, node);
          if (url == null || url.length == 0) {
            aObj.removeAttr("href");
          } else {
            aObj.attr("href", url);
          }
        },
        switchNode: function (setting, node) {
          if (node.open || !tools.canAsync(setting, node)) {
            view.expandCollapseNode(setting, node, !node.open);
          } else if (setting.async.enable) {
            if (!view.asyncNode(setting, node)) {
              view.expandCollapseNode(setting, node, !node.open);
              return;
            }
          } else if (node) {
            view.expandCollapseNode(setting, node, !node.open);
          }
        }
      };
  // zTree defind
  $.fn.zTree = {
    consts: _consts,
    _z: {
      tools: tools,
      view: view,
      event: event,
      data: data
    },
    getZTreeObj: function (treeId) {
      var o = data.getZTreeTools(treeId);
      return o ? o : null;
    },
    destroy: function (treeId) {
      if (!!treeId && treeId.length > 0) {
        view.destroy(data.getSetting(treeId));
      } else {
        for (var s in settings) {
          view.destroy(settings[s]);
        }
      }
    },
    init: function (obj, zSetting, zNodes) {
      var setting = tools.clone(_setting);
      $.extend(true, setting, zSetting);
      setting.treeId = obj.attr("id");
      setting.treeObj = obj;
      setting.treeObj.empty();
      settings[setting.treeId] = setting;
      //For some older browser,(e.g., ie6)
      if (typeof document.body.style.maxHeight === "undefined") {
        setting.view.expandSpeed = "";
      }
      data.initRoot(setting);
      var root = data.getRoot(setting);
      zNodes = zNodes ? tools.clone(tools.isArray(zNodes) ? zNodes : [zNodes]) : [];
      if (setting.data.simpleData.enable) {
        data.nodeChildren(setting, root, data.transformTozTreeFormat(setting, zNodes));
      } else {
        data.nodeChildren(setting, root, zNodes);
      }

      data.initCache(setting);
      event.unbindTree(setting);
      event.bindTree(setting);
      event.unbindEvent(setting);
      event.bindEvent(setting);

      var zTreeTools = {
        setting: setting,
        addNodes: function (parentNode, index, newNodes, isSilent) {
          if (!parentNode) parentNode = null;
          var isParent = data.nodeIsParent(setting, parentNode);
          if (parentNode && !isParent && setting.data.keep.leaf) return null;

          var i = parseInt(index, 10);
          if (isNaN(i)) {
            isSilent = !!newNodes;
            newNodes = index;
            index = -1;
          } else {
            index = i;
          }
          if (!newNodes) return null;


          var xNewNodes = tools.clone(tools.isArray(newNodes) ? newNodes : [newNodes]);

          function addCallback() {
            view.addNodes(setting, parentNode, index, xNewNodes, (isSilent == true));
          }

          if (tools.canAsync(setting, parentNode)) {
            view.asyncNode(setting, parentNode, isSilent, addCallback);
          } else {
            addCallback();
          }
          return xNewNodes;
        },
        cancelSelectedNode: function (node) {
          view.cancelPreSelectedNode(setting, node);
        },
        destroy: function () {
          view.destroy(setting);
        },
        expandAll: function (expandFlag) {
          expandFlag = !!expandFlag;
          view.expandCollapseSonNode(setting, null, expandFlag, true);
          return expandFlag;
        },
        expandNode: function (node, expandFlag, sonSign, focus, callbackFlag) {
          if (!node || !data.nodeIsParent(setting, node)) return null;
          if (expandFlag !== true && expandFlag !== false) {
            expandFlag = !node.open;
          }
          callbackFlag = !!callbackFlag;

          if (callbackFlag && expandFlag && (tools.apply(setting.callback.beforeExpand, [setting.treeId, node], true) == false)) {
            return null;
          } else if (callbackFlag && !expandFlag && (tools.apply(setting.callback.beforeCollapse, [setting.treeId, node], true) == false)) {
            return null;
          }
          if (expandFlag && node.parentTId) {
            view.expandCollapseParentNode(setting, node.getParentNode(), expandFlag, false);
          }
          if (expandFlag === node.open && !sonSign) {
            return null;
          }

          data.getRoot(setting).expandTriggerFlag = callbackFlag;
          if (!tools.canAsync(setting, node) && sonSign) {
            view.expandCollapseSonNode(setting, node, expandFlag, true, showNodeFocus);
          } else {
            node.open = !expandFlag;
            view.switchNode(this.setting, node);
            showNodeFocus();
          }
          return expandFlag;

          function showNodeFocus() {
            var a = $$(node, setting).get(0);
            if (a && focus !== false) {
              view.scrollIntoView(setting, a);
            }
          }
        },
        getNodes: function () {
          return data.getNodes(setting);
        },
        getNodeByParam: function (key, value, parentNode) {
          if (!key) return null;
          return data.getNodeByParam(setting, parentNode ? data.nodeChildren(setting, parentNode) : data.getNodes(setting), key, value);
        },
        getNodeByTId: function (tId) {
          return data.getNodeCache(setting, tId);
        },
        getNodesByParam: function (key, value, parentNode) {
          if (!key) return null;
          return data.getNodesByParam(setting, parentNode ? data.nodeChildren(setting, parentNode) : data.getNodes(setting), key, value);
        },
        getNodesByParamFuzzy: function (key, value, parentNode) {
          if (!key) return null;
          return data.getNodesByParamFuzzy(setting, parentNode ? data.nodeChildren(setting, parentNode) : data.getNodes(setting), key, value);
        },
        getNodesByFilter: function (filter, isSingle, parentNode, invokeParam) {
          isSingle = !!isSingle;
          if (!filter || (typeof filter != "function")) return (isSingle ? null : []);
          return data.getNodesByFilter(setting, parentNode ? data.nodeChildren(setting, parentNode) : data.getNodes(setting), filter, isSingle, invokeParam);
        },
        getNodeIndex: function (node) {
          if (!node) return null;
          var parentNode = (node.parentTId) ? node.getParentNode() : data.getRoot(setting);
          var children = data.nodeChildren(setting, parentNode);
          for (var i = 0, l = children.length; i < l; i++) {
            if (children[i] == node) return i;
          }
          return -1;
        },
        getSelectedNodes: function () {
          var r = [], list = data.getRoot(setting).curSelectedList;
          for (var i = 0, l = list.length; i < l; i++) {
            r.push(list[i]);
          }
          return r;
        },
        isSelectedNode: function (node) {
          return data.isSelectedNode(setting, node);
        },
        reAsyncChildNodesPromise: function (parentNode, reloadType, isSilent) {
          var promise = new Promise(function (resolve, reject) {
            try {
              zTreeTools.reAsyncChildNodes(parentNode, reloadType, isSilent, function () {
                resolve(parentNode);
              });
            } catch (e) {
              reject(e);
            }
          });
          return promise;
        },
        reAsyncChildNodes: function (parentNode, reloadType, isSilent, callback) {
          if (!this.setting.async.enable) return;
          var isRoot = !parentNode;
          if (isRoot) {
            parentNode = data.getRoot(setting);
          }
          if (reloadType == "refresh") {
            var children = data.nodeChildren(setting, parentNode);
            for (var i = 0, l = children ? children.length : 0; i < l; i++) {
              data.removeNodeCache(setting, children[i]);
            }
            data.removeSelectedNode(setting);
            data.nodeChildren(setting, parentNode, []);
            if (isRoot) {
              this.setting.treeObj.empty();
            } else {
              var ulObj = $$(parentNode, consts.id.UL, setting);
              ulObj.empty();
            }
          }
          view.asyncNode(this.setting, isRoot ? null : parentNode, !!isSilent, callback);
        },
        refresh: function () {
          this.setting.treeObj.empty();
          var root = data.getRoot(setting),
              nodes = data.nodeChildren(setting, root);
          data.initRoot(setting);
          data.nodeChildren(setting, root, nodes);
          data.initCache(setting);
          view.createNodes(setting, 0, data.nodeChildren(setting, root), null, -1);
        },
        removeChildNodes: function (node) {
          if (!node) return null;
          var nodes = data.nodeChildren(setting, node);
          view.removeChildNodes(setting, node);
          return nodes ? nodes : null;
        },
        removeNode: function (node, callbackFlag) {
          if (!node) return;
          callbackFlag = !!callbackFlag;
          if (callbackFlag && tools.apply(setting.callback.beforeRemove, [setting.treeId, node], true) == false) return;
          view.removeNode(setting, node);
          if (callbackFlag) {
            this.setting.treeObj.trigger(consts.event.REMOVE, [setting.treeId, node]);
          }
        },
        selectNode: function (node, addFlag, isSilent) {
          if (!node) return;
          if (tools.uCanDo(setting)) {
            addFlag = setting.view.selectedMulti && addFlag;
            if (node.parentTId) {
              view.expandCollapseParentNode(setting, node.getParentNode(), true, false, showNodeFocus);
            } else if (!isSilent) {
              try {
                $$(node, setting).focus().blur();
              } catch (e) {
              }
            }
            view.selectNode(setting, node, addFlag);
          }

          function showNodeFocus() {
            if (isSilent) {
              return;
            }
            var a = $$(node, setting).get(0);
            view.scrollIntoView(setting, a);
          }
        },
        transformTozTreeNodes: function (simpleNodes) {
          return data.transformTozTreeFormat(setting, simpleNodes);
        },
        transformToArray: function (nodes) {
          return data.transformToArrayFormat(setting, nodes);
        },
        updateNode: function (node, checkTypeFlag) {
          if (!node) return;
          var nObj = $$(node, setting);
          if (nObj.get(0) && tools.uCanDo(setting)) {
            view.setNodeName(setting, node);
            view.setNodeTarget(setting, node);
            view.setNodeUrl(setting, node);
            view.setNodeLineIcos(setting, node);
            view.setNodeFontCss(setting, node);
          }
        }
      };
      root.treeTools = zTreeTools;
      data.setZTreeTools(setting, zTreeTools);
      var children = data.nodeChildren(setting, root);
      if (children && children.length > 0) {
        view.createNodes(setting, 0, children, null, -1);
      } else if (setting.async.enable && setting.async.url && setting.async.url !== '') {
        view.asyncNode(setting);
      }
      return zTreeTools;
    }
  };

  var zt = $.fn.zTree,
      $$ = tools.$,
      consts = zt.consts;
})(jQuery);